With many folks trying to eat healthier these days, how about adding more vegetables to your diet? But with so many choices at the supermarket, which is best: fresh, frozen, or canned products. It all depends on the vegetable and how fast you are going to consume them. In some cases, canned and frozen allow you to have summer vegetables long after the growing season is over. But fresh is the choice for others who want only produce that’s close to the way it’s grown. Jason Shoultz takes a look at the choices.